At CSU Dr. Ketul Popat sees a future where severely fractured bones and mangled joints are allowed to heal themselves, with nanotechnology as their guide.

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Shaped like a WWII bunker, just a few microns across, and created by single-celled algae, the silica shells of diatoms are telling scientists about Earth's past, and perhaps humankind's technological future.

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Researchers at that National Institute of Standards and Technology in Boulder have adapted technology developed for atomic clocks to create a chip-scale magnetometer -- a device that, if perfected, could make battlefield MRI scanning devices, tiny bomb-detection systems or more advanced and affordable geologic surveying tools possible.

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With "nanotechnology" on T.V., in the movies and in the news, knowledge of existing nanotech remains sparse and often focused on the strange or outlandish.

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Nanotechnology is a rapidly growing industry, with two dozen companies in Colorado already producing nanoproducts. A number of local companies are working on groundbreaking products in a wide variety of fields. But are there unknown risks facing these companies? Are there safety risks to the public or environment? And are some of the more controversial "nano-products" on the market really nanotechnology at all?

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